Flipping through a photo album, Wayne Hendrickson recalls the day when he witnessed the most powerful earthquake ever recorded in North America ...

At the Seismological Society of America's Annual Meeting, researchers posed a seemingly simple question: how wide are faults?

Sediment cores drawn from four lakes in Guatemala record the distinct direction that ground shaking traveled during a 1976 ...

A team presents new details of an oceanic transform fault at the Gofar fault in the eastern Pacific Ocean. The work reveals unexpected brine deposits beneath the seafloor near the fault, which could ...